diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-17.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-17.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-17.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-17.c new file mode 100644 index 000000000..d4274dbe0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-17.c @@ -0,0 +1,18 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-pre-stats" } */ + +typedef union { + int i; + float f; +} U; + +int foo(U *u, int b, int i) +{ + u->i = 0; + if (b) + u->i = i; + return u->i; +} + +/* { dg-final { scan-tree-dump "Eliminated: 1" "pre" } } */ +/* { dg-final { cleanup-tree-dump "pre" } } */ |